Przybylska, Daria, et al. “The Quality of Medical Services in Primary Healthcare Centres in Selected Communes of the Lubelskie Voivodeship, As Assessed by Patients – Preliminary Reports”. Polish Journal of Public Health, vol. 125, no. 4, May 2016, pp. 181-4, https://doi.org/10.1515/pjph-2015-0050.